TCB-I Manual Telephone Coupler
The Comrex TCB-1 Manual Telephone Coupler provides clean, transparent transformer connections from telephone lines to external audio equipment. State of the art circuits and rugged construction ensure highest quality and years of reliable service. Couplers feature modular jacks for quick installation by non-technical personnel. Comrex Telephone Couplers are designed and FCC registered specifically for broadcast use. Program may either be sent or received.